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  3. Better Control of TB Seen If a Faster Cure Is Found The World Health Organization estimates that about one-third of all people a

Better Control of TB Seen If a Faster Cure Is Found The World Health Organization estimates that about one-third of all people a

admin2009-06-15  95
问题                     Better Control of TB Seen If a Faster Cure Is Found
The World Health Organization estimates that about one-third of all people are infected with bacteria that cause tuberculosis. Most times, the infection remains inactive. But each year about eight million people develop active cases of TB, usually in their(51). Two million people die(52)it. The disease has(53)with the spread of AIDS and drug-resistant forms of tuberculosis.
Current treatments take at least six months. Patients have to(54)a combination of several antibiotic drugs daily. But many people stop(55)they feel better. Doing that can(56)to an infection that resists treatment. Public health experts agree that a faster-acting cure for tuberculosis would be more effective. Now a study estimates just how(57)it might be. A professor of international health at Harvard University led the study. Joshua Salomon says a shorter treatment program would likely mean not just more patients(58). It would also mean(59)infectious patients who can pass on their infection to others.
The researchers developed a mathematical model to examine the effects of a two-month treatment plan. They(60)the model with current TB conditions in Southeast Asia. The scientists found that a two-month treatment could prevent about twenty percent of new cases. And it might(61)about twenty-five percent of TB deaths. The model shows that these(62)would take place between two thousand twelve and two thousand thirty. That is, if a faster cure is developed and in wide use by two thousand twelve.
The Word Health Organization(63)the DOTS program in nineteen ninety. DOTS is Directly Observed Treatment, Short-course. Health workers watch tuberculosis patients take their daily pills to make(64)they continue treatment.
Earlier this year, an international partnership of organizations announced a plan m expand the DOTS program. The ten-year plan also aims to finance research(65)new TB drugs. The four most common drugs used now are more than forty years old. The Global Alliance for TB Drug Development says its long-term goal is a treatment that could work in as few as ten doses.
选项 A、many
B、more
C、few
D、fewer
答案D
解析 前句说到更多病人可以被治愈，根据推理，后句应该是“将感染传递给别人的传染病人就会更少”，因为前后两句实际上具有因果关系。这里必须用比较级fewer，因为few是表示“不多的，几乎没有的”(=not many)，而fewer则只是与以前比较“更少”，并没有明确多少。
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